<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <title>使用 script 标签引入 JS 文件</title>
<!--    <script type="text/javascript" src = "引入的js文件"></script>-->
  <script type="text/javascript" src="./test.js">

  </script>
</head>
<body>

</body>
</html>